diff --git a/test/feed-sync.test.js b/test/feed-sync.test.js
index 6b18a09..5247fe2 100644
--- a/test/feed-sync.test.js
+++ b/test/feed-sync.test.js
@@ -64,7 +64,7 @@ test('sync a feed with goal=all', async (t) => {
   }
   t.pass('alice has msgs 1..10 from carol')
 
-  const carolPostsRootHash = alice.db.feed.getRoot(carolId, 'post')
+  const carolPostsRootHash = alice.db.feed.getId(carolId, 'post')
   const carolPostsRootMsg = alice.db.get(carolPostsRootHash)
 
   await p(bob.db.add)(carolPostsRootMsg, carolPostsRootHash)
@@ -155,7 +155,7 @@ test('sync a feed with goal=newest', async (t) => {
   }
   t.pass('alice has msgs 1..10 from carol')
 
-  const carolPostsRootHash = alice.db.feed.getRoot(carolId, 'post')
+  const carolPostsRootHash = alice.db.feed.getId(carolId, 'post')
   const carolPostsRootMsg = alice.db.get(carolPostsRootHash)
 
   await p(bob.db.add)(carolPostsRootMsg, carolPostsRootHash)
@@ -245,7 +245,7 @@ test('sync a feed with goal=newest but too far behind', async (t) => {
     carolMsgs.push(rec.msg)
   }
 
-  const carolPostsRootHash = alice.db.feed.getRoot(carolId, 'post')
+  const carolPostsRootHash = alice.db.feed.getId(carolId, 'post')
   const carolPostsRootMsg = alice.db.get(carolPostsRootHash)
 
   const algo = new Algorithm(alice)
diff --git a/test/thread-sync.test.js b/test/thread-sync.test.js
index 3e26a6a..503b8b8 100644
--- a/test/thread-sync.test.js
+++ b/test/thread-sync.test.js
@@ -114,7 +114,7 @@ test('sync a thread where both peers have portions', async (t) => {
     data: { text: 'A' },
     keys: aliceKeys,
   })
-  const rootHashA = alice.db.feed.getRoot(aliceId, 'post')
+  const rootHashA = alice.db.feed.getId(aliceId, 'post')
   const rootMsgA = alice.db.get(rootHashA)
 
   await p(bob.db.add)(rootMsgA, rootHashA)
@@ -135,7 +135,7 @@ test('sync a thread where both peers have portions', async (t) => {
     tangles: [startA.hash],
     keys: bobKeys,
   })
-  const rootHashB = bob.db.feed.getRoot(bobId, 'post')
+  const rootHashB = bob.db.feed.getId(bobId, 'post')
   const rootMsgB = bob.db.get(rootHashB)
 
   await p(alice.db.add)(rootMsgB, rootHashB)